package com.bite.blog.mapper;

import com.bite.blog.model.BlogInfo;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.util.List;

@Mapper
public interface BlogInfoMapper {
    /**
     * 查询所有博客
     */
    @Select("select id, title, content, user_id, update_time from `blog` where delete_flag=0 order by id desc")
    List<BlogInfo> selectAll();
    /**
     * 根据博客ID, 查询博客信息
     */
    @Select("select id, title, content, user_id, update_time from `blog` where id = #{id} and delete_flag=0")
    BlogInfo selectById(Integer id);
    /**
     * 插入博客
     */
    @Insert("insert into `blog` (title, content, user_id) values (#{title}, #{content}, #{userId})")
    Integer insertBlog(BlogInfo blogInfo);
    /**
     * 更新博客
     */
    Integer updateBlog(BlogInfo blogInfo);
}
